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Synonyms

sell out

British  

verb

  1. Also (chiefly Brit): sell up.  to dispose of (supplies of something) completely by selling

  2. informal (tr) to betray, esp through a secret agreement

  3. informal (intr) to abandon one's principles, standards, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. informal a performance for which all tickets are sold

  2. a commercial success

  3. informal a betrayal

  4. informal a person who betrays their principles, standards, friends, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
sell out Idioms  
  1. Dispose of entirely by selling. For example, The rancher finally sold out to the oil company , or The tickets to the concert were sold out a month ago . [Late 1700s]

  2. Betray one's cause or colleagues, as in He sold out to the other side . [ Slang ; late 1800s]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Dozens of games have yet to sell out, notably Team USA’s game against Paraguay on June 12 at SoFi Stadium in Los Angeles.

From MarketWatch • May 21, 2026

If you’re looking for a show with the flavor of L.A. comedy, get there early or prepare to take a number, because it’s sure to sell out.

From Los Angeles Times • Apr. 29, 2026

Follow-up songs like Ghost and Pillow became actual Instagram captions, and Wolf gained enough support to sell out her first tour in February 2022.

From BBC • Apr. 28, 2026

The spike in popularity has caused Schylling, the North Andover, Mass.-based maker of NeeDoh, to sell out of all its inventory in six weeks.

From The Wall Street Journal • Apr. 28, 2026

Pretty soon she could sell out and go to New York as she had always planned.

From "East of Eden" by John Steinbeck

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